Base | Representation |
---|---|
bin | 10001001101000… |
… | …01010001000000 |
3 | 101001112222120220 |
4 | 20212201101000 |
5 | 243421043311 |
6 | 22153103040 |
7 | 3401442525 |
oct | 1046412100 |
9 | 331488526 |
10 | 144315456 |
11 | 7450a37a |
12 | 403b7a80 |
13 | 23b8b67c |
14 | 1524914c |
15 | ca0a206 |
hex | 89a1440 |
144315456 has 28 divisors (see below), whose sum is σ = 381835152. Its totient is φ = 48105088.
The previous prime is 144315443. The next prime is 144315461. The reversal of 144315456 is 654513441.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 375630 + ... + 376013.
Almost surely, 2144315456 is an apocalyptic number.
144315456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
144315456 is an abundant number, since it is smaller than the sum of its proper divisors (237519696).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144315456 is an equidigital number, since it uses as much as digits as its factorization.
144315456 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 751658 (or 751648 counting only the distinct ones).
The product of its digits is 28800, while the sum is 33.
The square root of 144315456 is about 12013.1368093433. The cubic root of 144315456 is about 524.5307444137.
Adding to 144315456 its reverse (654513441), we get a palindrome (798828897).
The spelling of 144315456 in words is "one hundred forty-four million, three hundred fifteen thousand, four hundred fifty-six".
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